Update: 2014 Nevada Seismicity

Nevada Earthquake Safety Council

May 2014

Nevada Seismicity1984-2014

M >= 1.5

Nevada Seismic Monitoring Network

2014 NSL Reviewed

4798 Located EventsLargest < M 4

M >= 3 < 4

Pace: 12,500 for 2014

NEVADA Reviewed Catalog 2014

M > 3 < 4

2014 Southern NEVADA (and Utah)

UT or NV Earthquakes?

M >= 3 < 4

2014 Central NEVADA

HawthorneSwarm

M >= 3 < 4

VC Swarm

2014 Northern NEVADA

Relocations Christine Ruhl Kyle Basler-Reeder: Ph.D. Students – Mogul Sequence“New Results: Initiation of foreshocks on mapped bedrock faults”

From Christine Ruhl and Kyle Basler-Reeder

From Tyler Seaman’s Masters Thesis; Graduation May 2014

Catalo

g L

ocatio

ns

Hig

h-P

recision

Relo

cation

s

Moment Tensor Solutions

Short Period Mechanisms (~700 for stress inversion)

SATSI Stress Inversion for the Reno-Tahoe Area

Magnitude >= 3, 2010-present: Current USGS Coop and USGS Funding per Network (no CA $$ shown)

Magnitude >= 1 by Network

FEMA Annualized Loss: Utah $88M Nevada $77M

Loss of federal funds for Nevada

• Carlin Barrick/Newmont Earthquakes

• Tahoe station installations - summer

• Noble Energy eastern Nevada

• Induced geothermal seismicity

• UNR URMs

Seismic Hazard/Safety Topics: